Make the @soil_classes array immutable.

computate · Jul 18, 2019 · 1d9cf04 · 1d9cf04
1 parent 3a31897
commit 1d9cf04
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/app/models/site.rb b/app/models/site.rb
@@ -269,7 +269,7 @@ def self.soil_classes
     @soil_classes ||= ['clay', 'clay loam', 'loam', 'loamy sand', 'sand',
                        'sandy clay', 'sandy clay loam', 'sandy loam',
                        'silt', 'silt loam', 'silty clay', 'silty clay loam',
-                       'peat', 'bedrock', 'other']
+                       'peat', 'bedrock', 'other'].freeze
   end